.container {
	width: 100%;
	height: 200px;
	margin: 0 auto;
	border: 1px solid #ddd;
	position: relative;
	overflow: hidden;
}

.container:hover .btn {
	display: block;
}

.btn {
	display: inline-block;
	border: 10px solid transparent;
	position: absolute;
	top: 40%;
	cursor: pointer;
	opacity: .5;
	display: none;
}

.btn:hover {
	opacity: 1;
}

#prev {
	border-right: 12px solid yellow;
}

#next {
	border-left: 12px solid yellow;
	right: 0;
}

.imgCon {
	position: absolute;
	width: 100%;
	height: 100%;
}



